Question 1

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Saturday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Question 2

How often are flights from Houston to London delayed?

Accepted Answer

About 20% of weekly flights between Houston and London have experienced delays in the past year, with the average delay time being 147 minutes.

Question 3

Which airline has the best punctuality record on Houston to London flights?

Accepted Answer

Over the past year, British Airways have had the lowest number of delays on this route, with just 15% of flights being delayed.

Question 4

What is the most punctual flight time for Houston to London flights?

Accepted Answer

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

Question 5

What are the cheapest airlines flying from Houston to London Heathrow Airport round-trip?

Accepted Answer

Cheapflights users have booked flights from Houston to London Heathrow Airport round-trip from £440. Other airlines that can offer you cheap pricing are United Airlines, from £449, and Virgin Atlantic, from £452. These flights start at 39% lower than the current average price 3 months from now.

Question 6

What are the cheapest airlines to fly from Houston to London Heathrow Airport one-way?

Accepted Answer

The cheapet airlines for a one-way flight from Houston to London Heathrow Airport are United Airlines (£215), Lufthansa (£305), and British Airways (£305).

Question 7

How far ahead should I book a flight from Houston to London Heathrow Airport?

Accepted Answer

Booking 82 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Question 8

What is the cheapest month to book a flight from Houston to London Heathrow Airport?

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from Houston to London Heathrow Airport (average of £529). Flying from Houston to London Heathrow Airport in June is currently the most expensive (average of £1,057). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 9

E

Accepted Answer

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Question 10

E

Accepted Answer

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Question 11

What are the most popular airlines that fly from Houston to London Heathrow Airport?

Accepted Answer

The most popular airlines flying from Houston to London Heathrow Airport are British Airways, United Airlines and Virgin Atlantic. Something to consider prior to booking your flight.

Question 12

What is the cheapest time of day to fly from HOU to LHR?

Accepted Answer

When flying from Houston to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Question 13

Can I find deals for flights from Houston to Heathrow that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Houston to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 14

How can I find direct flights from Houston to Heathrow?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Heathrow.

Question 15

Can I find deals for business class flights from Houston to Heathrow?

Accepted Answer

Yes. Cheapflights offers flight deals from Houston to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 16

How does Cheapflights help users find flights from Houston to Heathrow?

Accepted Answer

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Houston today with Cheapflights!

Question 17

Why should you use Cheapflights to find cheap flight tickets from Houston to Heathrow?

Accepted Answer

Millions of users choose and trust Cheapflights to book the best flight deals from Houston to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Question 18

Can Cheapflights find flights from Houston to Heathrow with no change fees?

Accepted Answer

Need flexible booking options for your flight to Heathrow from Houston? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Question 19

Can Cheapflights notify me if prices for flights from Houston to Heathrow become cheaper?

Accepted Answer

Not ready to book yet? You can track prices for flights from Houston to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.

Popular in	June
Cheapest in	January
Average price	£772

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£440	Average£634	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
United Airlines	Cheapest£449	Average£736	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Virgin Atlantic	Cheapest£452	Average£521	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights

Cheap flights from Houston to London Heathrow Airport

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Cheapflights Insights

How far ahead should I book a flight from Houston to London Heathrow Airport?

Booking 82 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Houston to London Heathrow Airport?

What is the cheapest time of day to fly from HOU to LHR?

When flying from Houston to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How often are flights from Houston to London delayed?

About 20% of weekly flights between Houston and London have experienced delays in the past year, with the average delay time being 147 minutes.

What is the most punctual flight time for Houston to London flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Houston to London flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 15% of flights being delayed.

Reviews of airlines servicing Heathrow

Read through reviews of airlines operating flights from Houston to London Heathrow Airport, such as United Airlines,Virgin Atlantic, andBritish Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What are the cheapest airlines flying from Houston to London Heathrow Airport round-trip?

What are the cheapest airlines to fly from Houston to London Heathrow Airport one-way?

Can I find deals for flights from Houston to Heathrow that include hotel bookings?

How can I find direct flights from Houston to Heathrow?

Can I find deals for business class flights from Houston to Heathrow?

What is the cheapest month to book a flight from Houston to London Heathrow Airport?

Travelling to a place near London Heathrow Airport?

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Alternative routes for Houston to Heathrow

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Complete your trip

Complete your trip to Heathrow by adding a car hire and/or hotel booking to your travel itinerary.

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Search flights from Houston to Heathrow by cabin class

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Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 25 September 2026.

Houston and Heathrow flights

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Top 3 airlines flying from Houston to Heathrow

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How does Cheapflights help users find flights from Houston to Heathrow?

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Can Cheapflights notify me if prices for flights from Houston to Heathrow become cheaper?

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